Third, CAPM needs several inputs and they are as follows:
1. Risk free rate = ??
This risk free rate is the current price yield of a 12-month United States Treasury bill (Bloomberg, 2011).
2. Market risk premium = ??
3. Beta ??
.
the cost of equity for Visa is computed as follows: ??
the cost of equity for Discover Financial Services; ??
the cost of equity for American Express: ??